Examples with SharedRLPList org.aion.rlp.SharedRLPList used on opensource projects

Example 11 with SharedRLPList

use of org.aion.rlp.SharedRLPList in project aion by aionnetwork.

the class DetailsDataStore method fromEncoding.

/**
 * Extracts an RLPContractDetails object from the RLP encoding.
 *
 * Accepted encodings:
 * <ul>
 *   <li>{ 0:address, 1:isExternalStorage, 2:storageRoot, 3:storageTrie, 4:code }
 *   <li>{ 0:address, 1:storageRoot, 2:code }
 * </ul>
 *
 * @param encoding The encoded ContractDetails to decode.
 */
public static RLPContractDetails fromEncoding(byte[] encoding) {
    if (encoding == null) {
        throw new NullPointerException("Cannot decode ContractDetails from null RLP encoding.");
    }
    if (encoding.length == 0) {
        throw new IllegalArgumentException("Cannot decode ContractDetails from empty RLP encoding.");
    }
    SharedRLPList decoded = (SharedRLPList) (RLP.decode2SharedList(encoding)).get(0);
    int elements = decoded.size();
    if (elements == 3 || elements == 5) {
        // extract 0:address from the encoding
        AionAddress address;
        RLPElement addressRLP = decoded.get(0);
        if (addressRLP == null || addressRLP.getRLPData() == null || addressRLP.getRLPData().length != AionAddress.LENGTH) {
            throw new IllegalArgumentException("Cannot decode ContractDetails with invalid contract address.");
        } else {
            address = new AionAddress(addressRLP.getRLPData());
        }
        if (elements == 3) {
            return new RLPContractDetails(address, true, decoded.get(1), null, decoded.get(2));
        } else {
            boolean isExternalStorage = decoded.get(1).getRLPData().length > 0;
            return new RLPContractDetails(address, isExternalStorage, decoded.get(2), decoded.get(3), decoded.get(4));
        }
    } else {
        throw new IllegalStateException("Incompatible data storage. Please shutdown the kernel and perform database migration to version 1.0 (Denali) of the kernel as instructed in the release.");
    }
}

Example 12 with SharedRLPList

use of org.aion.rlp.SharedRLPList in project aion by aionnetwork.

the class FvmContractDetailsTest method testEncodingCorrectSize.

@Test
public void testEncodingCorrectSize() {
    AionAddress address = new AionAddress(RandomUtils.nextBytes(AionAddress.LENGTH));
    byte[] code = RandomUtils.nextBytes(512);
    FvmContractDetails details = new FvmContractDetails(address, mockDatabase);
    details.setCode(code);
    // ensure correct size after VM type is set
    SharedRLPList data = (SharedRLPList) RLP.decode2SharedList(details.getEncoded()).get(0);
    assertThat(data.size()).isEqualTo(3);
}

Example 13 with SharedRLPList

use of org.aion.rlp.SharedRLPList in project aion by aionnetwork.

the class AvmContractDetailsTest method testEncodingCorrectSize.

@Test
public void testEncodingCorrectSize() {
    AionAddress address = new AionAddress(RandomUtils.nextBytes(AionAddress.LENGTH));
    byte[] code = RandomUtils.nextBytes(512);
    AvmContractDetails details = new AvmContractDetails(address, mockDatabase, mockDatabase);
    details.setCode(code);
    // ensure correct size after VM type is set
    SharedRLPList data = (SharedRLPList) RLP.decode2SharedList(details.getEncoded()).get(0);
    assertThat(data.size()).isEqualTo(3);
}

Example 14 with SharedRLPList

use of org.aion.rlp.SharedRLPList in project aion by aionnetwork.

the class SyncMgr method validateAndAddBlocks.

/**
 * @param _nodeIdHashcode int
 * @param _displayId String
 * @param _bodies List<byte[]> Assemble and validate blocks batch and add batch to import queue
 *     from network response blocks bodies
 */
public void validateAndAddBlocks(int _nodeIdHashcode, String _displayId, final List<SharedRLPList> _bodies) {
    if (_bodies == null)
        return;
    log.debug("<received-bodies size={} node={}>", _bodies.size(), _displayId);
    // the requests are made such that the size varies to better map headers to bodies
    ByteArrayWrapper firstNodeRoot = ByteArrayWrapper.wrap(BlockUtil.getTxTrieRootFromUnsafeSource(_bodies.get(0)));
    List<BlockHeader> headers = syncHeaderRequestManager.matchAndDropHeaders(_nodeIdHashcode, _bodies.size(), firstNodeRoot);
    if (headers == null) {
        log.debug("<assemble-and-validate-blocks could not match headers for node={} size={} txTrieRoot={}>", _displayId, _bodies.size(), firstNodeRoot);
        return;
    }
    // assemble batch
    List<Block> blocks = new ArrayList<>(_bodies.size());
    Iterator<BlockHeader> headerIt = headers.iterator();
    Iterator<SharedRLPList> bodyIt = _bodies.iterator();
    while (headerIt.hasNext() && bodyIt.hasNext()) {
        Block block = BlockUtil.newBlockWithHeaderFromUnsafeSource(headerIt.next(), (SharedRLPList) bodyIt.next().get(0));
        if (block == null) {
            log.debug("<assemble-and-validate-blocks node={} size={}>", _displayId, _bodies.size());
            break;
        } else {
            blocks.add(block);
        }
    }
    int m = blocks.size();
    if (m == 0) {
        return;
    }
    log.debug("<assembled-blocks from={} size={} node={}>", blocks.get(0).getNumber(), blocks.size(), _displayId);
    // add batch
    syncExecutors.execute(() -> filterBlocks(new BlocksWrapper(_nodeIdHashcode, _displayId, blocks)));
}

Example 15 with SharedRLPList

use of org.aion.rlp.SharedRLPList in project aion by aionnetwork.

the class BroadcastTx method decode.

/* return the encodedData of the Transaction list, the caller function need to cast the return byte[] array
     */
public static List<byte[]> decode(final byte[] _msgBytes) {
    SharedRLPList paramsList = (SharedRLPList) RLP.decode2SharedList(_msgBytes).get(0);
    List<byte[]> txl = new ArrayList<>();
    for (RLPElement aParamsList : paramsList) {
        txl.add(SharedRLPList.getRLPDataCopy((SharedRLPList) aParamsList));
    }
    return txl;
}